Washita River

Washita River
Ouachita, False Washita
Upper Washita River in Hemphill County, Texas
Map of the Washita River watershed
Location
CountryUnited States
Physical characteristics
Source 
  locationRoberts County, Texas
  coordinates35°37′32″N 100°35′46″W / 35.6256003°N 100.5962467°W / 35.6256003; -100.5962467
  elevation3,028 ft (923 m)
Mouth 
  location
Lake Texoma
  coordinates
33°54′42″N 96°34′41″W / 33.9117669°N 96.5780504°W / 33.9117669; -96.5780504
  elevation
617 ft (188 m)
Length295 mi (475 km)
Basin size7,870 sq mi (20,400 km2)
Discharge 
  locationDickson
  average1,854 cu ft/s (52.5 m3/s)
Basin features
River systemRed River

The Washita River (/ˈwɑːʃɪtɑː/) is a river in the U.S. states of Texas and Oklahoma. The river is 295 miles (475 km) long and terminates at its confluence with the Red River, which is now part of Lake Texoma (33°55′N 96°35′W / 33.917°N 96.583°W / 33.917; -96.583) on the TexasOklahoma border.